Transcript for Mary J. Blige's Father Critically Wounded After Stabbing

Singer Mary. Happened yesterday morning in his apartment police found blood in the snow leading up to Thomas -- -- home. His ex girlfriend is now charged with attempted murder there is a history of violence between the -- There's -- -- -- this is. There's a -- situation has been going on for quite -- between these two we've been out. To their residence several times. I believe there's -- one arrest -- in the past.

This transcript has been automatically generated and may not be 100% accurate.

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